To me, afkgamer is like Guild TV. It's a funny (and colorful) blog where the author often describes the Guild Drama he sees in his WoW guild.
One thing I learned from reading Foton (the author) is that a guild leader should consider keeping track of player guild applications to other guilds.
One thing I learned from my brother last weekend, is that anyone can look up what guilds players used to be in.
Check out this link: http://www.warcraftrealms.com/charhistory.php
You can learn:
Yup. Run a few searches on SiriusBlack, Order of the Phoenix, Hogwarts, etc... and see what you think.